Oliver Siegenthaler (born 1982), is a Colombian-Swiss graphic designer & art director. He studied at the Universidad Jorge Tadeo Lozano in Bogotá, where he majored in graphic design. He specialized with a master's degree in editorial production and packaging management at Elisava, Barcelona, Spain. Between 2005 and 2006 he worked for Misty Wells and Zea Associates. In December 2007 he joined the team of Lip - Lucho Correa, where for 4 years he was creative director. His work has been published and awarded by multiple design institutions and publications, including: Latin American Design Awards, Type Directors Club New York, Art Direction Club New York, Red Dot Design Award, Laus Award in Barcelona, the Design Awards of the Wallpaper Magazine, the Ibero-American Design Biennial and the Excellence Award of Communication Arts. In January 2012 he opened his own design firm: S&Co, where he is general art director. He has been a speaker in different design festivals in Colombia and Latin America and currently is also a professor of art direction at the Universidad Jorge Tadeo Lozano.